Family name Reinerio Alejandro (Reinerio Alejandro 
) , around the world, is an extremely rare last name. The last name Reinerio Alejandro is habitual in Latin America and the Caribbean, particularly Chile, where it is a very rare surname. More frequently, Reinerio Alejandro is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Reinerio Alejandro | Chile, Peru, Ecuador |